const state = {
  visitedViews: [],
  cachedViews: [],
  currentView: {},
}

const mutations = {
  RECOVERY_VISITED: (state, data) => {
    state.visitedViews = data
  },
  RECOVERY_CURRENT: (state, data) => {
    state.currentView = data
  },
  SET_CURRENT_VIEW: (state, view) => {
    state.currentView = view
  },
  ADD_VISITED_VIEW: (state, view) => {
    let exceptedList = [
      'BasicPricingGeneratorSubmit',
      'BasicPricingSubmitEdit',
      'BasicPricingSubmitView',
      'BasicPricingApprove',
      'BasicPricingStrategyEdit',
    ]
    if (!view.fullPath) {
      view.fullPath = view.path
    }
    for (let item of exceptedList) {
      if (view.name === item) {
        return
      }
    }
    if (view.name.indexOf('Detail') > -1 || view.name.indexOf('Review') > -1)
      return
    // 判断是否为多开标签页类型
    let multiArr = ['PipelineEdit', 'PipelineView']
    if (multiArr.includes(view.name)) {
      if (
        state.visitedViews.some((v) => v.fullPath === view.fullPath) ||
        !view.query.id
      )
        return
      let title = view.meta
        ? view.meta.title + '-' + view.query.id || 'no-name'
        : view.title || 'no-name'
      if (view.query.hasOwnProperty('isClone')) {
        title = 'PipelineClone-' + view.query.id
      }
      state.visitedViews.push(
        Object.assign({}, view, {
          title: title,
        })
      )
      return
    }
    if (state.visitedViews.some((v) => v.name === view.name)) return
    state.visitedViews.push(
      Object.assign({}, view, {
        title: view.meta
          ? view.meta.title || 'no-name'
          : view.title || 'no-name',
      })
    )
  },
  ADD_CACHED_VIEW: (state, view) => {
    if (state.cachedViews.includes(view.name)) return
    if (view.meta && !view.meta.noCache) {
      state.cachedViews.push(view.name)
    }
  },

  DEL_VISITED_VIEW: (state, view) => {
    for (const [i, v] of state.visitedViews.entries()) {
      if (v.fullPath === view.fullPath) {
        state.visitedViews.splice(i, 1)
        break
      }
    }
  },
  DEL_CACHED_VIEW: (state, view) => {
    const index = state.cachedViews.indexOf(view.name)
    index > -1 && state.cachedViews.splice(index, 1)
  },

  DEL_OTHERS_VISITED_VIEWS: (state, view) => {
    state.visitedViews = state.visitedViews.filter((v) => {
      return (v.meta && v.meta.affix) || v.path === view.path
    })
  },
  DEL_OTHERS_CACHED_VIEWS: (state, view) => {
    const index = state.cachedViews.indexOf(view.name)
    if (index > -1) {
      state.cachedViews = state.cachedViews.slice(index, index + 1)
    } else {
      // if index = -1, there is no cached tags
      state.cachedViews = []
    }
  },

  DEL_ALL_VISITED_VIEWS: (state) => {
    // keep affix tags
    const affixTags = state.visitedViews.filter(
      (tag) => tag.meta && tag.meta.affix
    )

    state.visitedViews = affixTags
  },
  DEL_ALL_CACHED_VIEWS: (state) => {
    state.cachedViews = []
  },

  UPDATE_VISITED_VIEW: (state, view) => {
    for (let v of state.visitedViews) {
      if (v.path === view.path) {
        v = Object.assign(v, view)
        break
      }
    }
  },
}

const actions = {
  addView({ dispatch, commit }, view) {
    commit('SET_CURRENT_VIEW', view)
    if (view.name !== '401' && view.name !== '500') {
      dispatch('addVisitedView', view)
      dispatch('addCachedView', view)
    }
  },
  addVisitedView({ commit }, view) {
    if (view.name.indexOf('Detail') > -1) return
    commit('ADD_VISITED_VIEW', view)
  },
  addCachedView({ commit }, view) {
    commit('ADD_CACHED_VIEW', view)
  },
  delView({ dispatch, state }, view) {
    return new Promise((resolve) => {
      dispatch('delVisitedView', view)
      dispatch('delCachedView', view)
      resolve({
        visitedViews: [...state.visitedViews],
        cachedViews: [...state.cachedViews],
      })
    })
  },
  delVisitedView({ commit, state }, view) {
    return new Promise((resolve) => {
      commit('DEL_VISITED_VIEW', view)
      resolve([...state.visitedViews])
    })
  },
  delCachedView({ commit, state }, view) {
    return new Promise((resolve) => {
      commit('DEL_CACHED_VIEW', view)
      resolve([...state.cachedViews])
    })
  },

  delOthersViews({ dispatch, state }, view) {
    return new Promise((resolve) => {
      dispatch('delOthersVisitedViews', view)
      dispatch('delOthersCachedViews', view)
      resolve({
        visitedViews: [...state.visitedViews],
        cachedViews: [...state.cachedViews],
      })
    })
  },
  delOthersVisitedViews({ commit, state }, view) {
    return new Promise((resolve) => {
      commit('DEL_OTHERS_VISITED_VIEWS', view)
      resolve([...state.visitedViews])
    })
  },
  delOthersCachedViews({ commit, state }, view) {
    return new Promise((resolve) => {
      commit('DEL_OTHERS_CACHED_VIEWS', view)
      resolve([...state.cachedViews])
    })
  },

  delAllViews({ dispatch, state }, view) {
    return new Promise((resolve) => {
      dispatch('delAllVisitedViews', view)
      dispatch('delAllCachedViews', view)
      resolve({
        visitedViews: [...state.visitedViews],
        cachedViews: [...state.cachedViews],
      })
    })
  },
  delAllVisitedViews({ commit, state }) {
    return new Promise((resolve) => {
      commit('DEL_ALL_VISITED_VIEWS')
      resolve([...state.visitedViews])
    })
  },
  delAllCachedViews({ commit, state }) {
    return new Promise((resolve) => {
      commit('DEL_ALL_CACHED_VIEWS')
      resolve([...state.cachedViews])
    })
  },

  updateVisitedView({ commit }, view) {
    commit('UPDATE_VISITED_VIEW', view)
  },
}

export default {
  namespaced: true,
  state,
  mutations,
  actions,
}
